linux-sunxi_3.4: Switch GitHub protocol from git to https
linux-sunxi_3.4: Switch GitHub protocol from git to https

This mutes bitbake warning:
----------------------------->8------------------------
WARNING: .../meta-sunxi/recipes-kernel/linux/linux-sunxi_3.4.bb:
URL: git://github.com/linux-sunxi/linux-sunxi.git;branch=sunxi-3.4;protocol=git uses git protocol which is no longer supported by github.
Please change to ;protocol=https in the url.
----------------------------->8------------------------

Signed-off-by: Alexey Brodkin <1fa739873496c8c0c1b521f2061ee5fa4a0306e8@synopsys.com>

linux-sunxi/meta-sunxi,linux-sunxi/meta-sunxi,linux-sunxi/meta-sunxi